diff options
| author | Raag Jadav | 2023-05-22 10:28:06 +0530 |
|---|---|---|
| committer | Bartosz Golaszewski | 2023-05-23 10:22:25 +0200 |
| commit | 3b8d8ccc39942cb4eced890c9776567b1e4117eb (patch) | |
| tree | 19836aeb9b5c4af82ed22c245caa2248788b42ca /drivers/gpio | |
| parent | b41cabb7be3c8113af0357366bd5e41a34b05a50 (diff) | |
gpio: tangier: calculate number of ctx using temporary variable
Utilize a temporary variable to calculate number of ctx from ngpio
inside ->probe() implementation.
While at it, include math.h for using DIV_ROUND_UP().
Signed-off-by: Raag Jadav <raag.jadav@intel.com>
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Diffstat (limited to 'drivers/gpio')
| -rw-r--r-- | drivers/gpio/gpio-tangier.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/gpio/gpio-tangier.c b/drivers/gpio/gpio-tangier.c index e990781935ba..7ce3eddaed25 100644 --- a/drivers/gpio/gpio-tangier.c +++ b/drivers/gpio/gpio-tangier.c @@ -16,6 +16,7 @@ #include <linux/interrupt.h> #include <linux/io.h> #include <linux/irq.h> +#include <linux/math.h> #include <linux/module.h> #include <linux/pinctrl/pinconf-generic.h> #include <linux/spinlock.h> @@ -428,10 +429,11 @@ static int tng_gpio_add_pin_ranges(struct gpio_chip *chip) int devm_tng_gpio_probe(struct device *dev, struct tng_gpio *gpio) { const struct tng_gpio_info *info = &gpio->info; + size_t nctx = DIV_ROUND_UP(info->ngpio, 32); struct gpio_irq_chip *girq; int ret; - gpio->ctx = devm_kcalloc(dev, DIV_ROUND_UP(info->ngpio, 32), sizeof(*gpio->ctx), GFP_KERNEL); + gpio->ctx = devm_kcalloc(dev, nctx, sizeof(*gpio->ctx), GFP_KERNEL); if (!gpio->ctx) return -ENOMEM; |